Refactor Images::Options class into it's own file

Add reset! class method to reset the Images::Options class to it's default values
Images::Options will reset after and before each spec

images/lib/refinery/images/options.rb

@@ -0,0 +1,33 @@
+module Refinery
+  module Images
+    class Options
+      include Rails::Railtie::Configurable
+
+      DEFAULT_MAX_IMAGE_SIZE = 5242880
+      DEFAULT_PAGES_PER_DIALOG = 18
+      DEFAULT_PAGES_PER_DIALOG_THAT_HAVE_SIZE_OPTIONS = 12
+      DEFAULT_PAGES_PER_ADMIN_INDEX = 20
+
+      cattr_accessor :max_image_size
+      self.max_image_size = DEFAULT_MAX_IMAGE_SIZE
+
+      cattr_accessor :pages_per_dialog
+      self.pages_per_dialog = DEFAULT_PAGES_PER_DIALOG
+
+      cattr_accessor :pages_per_dialog_that_have_size_options
+      self.pages_per_dialog_that_have_size_options = DEFAULT_PAGES_PER_DIALOG_THAT_HAVE_SIZE_OPTIONS
+
+      cattr_accessor :pages_per_admin_index
+      self.pages_per_admin_index = DEFAULT_PAGES_PER_ADMIN_INDEX
+
+      class << self
+        def reset!
+          self.max_image_size = DEFAULT_MAX_IMAGE_SIZE
+          self.pages_per_dialog = DEFAULT_PAGES_PER_DIALOG
+          self.pages_per_dialog_that_have_size_options = DEFAULT_PAGES_PER_DIALOG_THAT_HAVE_SIZE_OPTIONS
+          self.pages_per_admin_index = DEFAULT_PAGES_PER_ADMIN_INDEX
+        end
+      end
+    end
+  end
+end

images/lib/refinerycms-images.rb

@@ -7,22 +7,7 @@ module Refinery
   module Images    
     autoload :Dragonfly, 'refinery/images/dragonfly'
     autoload :Validators, 'refinery/images/validators'
-
-    class Options
-      include Rails::Railtie::Configurable
-
-      cattr_accessor :max_image_size
-      self.max_image_size = 5242880
-
-      cattr_accessor :pages_per_dialog
-      self.pages_per_dialog = 18
-
-      cattr_accessor :pages_per_dialog_that_have_size_options
-      self.pages_per_dialog_that_have_size_options = 12
-
-      cattr_accessor :pages_per_admin_index
-      self.pages_per_admin_index = 20
-    end
+    autoload :Options, 'refinery/images/options'
 
     class << self
       attr_accessor :root

images/spec/lib/refinery/images/options.rb

@@ -0,0 +1,15 @@
+require 'spec_helper'
+
+module Refinery
+  describe Images::Options do    
+    describe ".reset!" do
+      it "should set options back to their default values" do
+        Images::Options.max_image_size.should == Images::Options::DEFAULT_MAX_IMAGE_SIZE
+        Images::Options.max_image_size += 1
+        Images::Options.max_image_size.should_not == Images::Options::DEFAULT_MAX_IMAGE_SIZE
+        Images::Options.reset!
+        Images::Options.max_image_size.should == Images::Options::DEFAULT_MAX_IMAGE_SIZE
+      end
+    end
+  end
+end

images/spec/requests/refinery/admin/images_spec.rb

@@ -3,14 +3,6 @@
 module Refinery
   describe "AdminImages" do
     login_refinery_user
-
-    before(:all) do
-      @max_image_size = Images::Options.max_image_size
-    end
-
-    after(:all) do
-      Images::Options.max_image_size = @max_image_size
-    end
 
     context "when no images" do
       it "invites to add one" do

spec/support/refinery.rb

@@ -5,4 +5,12 @@
 RSpec.configure do |config|
   config.extend Refinery::Testing::ControllerMacros::Authentication, :type => :controller
   config.extend Refinery::Testing::RequestMacros::Authentication, :type => :request
+
+  config.before(:each) do
+    Refinery::Images::Options.reset!
+  end
+
+  config.after(:each) do
+    Refinery::Images::Options.reset!
+  end
 end